This cutlery has a monogram under the royal crown. the letters C and W of the monograme are this of Charlotte, queen of Wurtenberg.
The Imlin family is from Württemberg
Master goldsmith: Emmanuel Frédéric Imlin ( received in 1780)
Length of the spoon: 37 cm
Length of the fork: 28.7 cm
Total weight: 249 gr
ref : 309